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Journal of Daylighting

Journal of Daylighting is a peer-reviewed international journal devoted to investigations of daylighting in buildings. It is the leading journal that publishes original research on all aspects of Energy, buildings, and lighting. Areas of special interest for this journal include, but are not limited to, the following:

    • Energy
      • Energy sources
      • Energy systems
      • Energy-efficient technologies
      • Energy and environment
      • Energy storage
      • Artificial intelligence in energy systems
      • Photovoltaic cells and systems
      • Building-integrated photovoltaics
      • Solar thermal
      • Solar energy applications
    • Buildings
      • Architectural/Building engineering
      • Smart buildings
      • Building energy modeling
      • Building physics
      • Building envelopes
      • Indoor environment quality
    • Lighting
      • Illumination optics
      • Daylighting
      • Artificial lighting
      • Lighting simulation
      • Lighting designs
      • Luminaires
      • Lighting metrology and light quality
      • Lighting control

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RESEARCH ARTICLE

Multi-objective Optimization of Window and Shading Systems for Enhanced

Addressing the challenges of global warming and rising energy demands, this study explores fixed shading systems as passive and sustainable solutions to improve energy efficiency, thermal comfort, and daylight performance in office buildings.

Journal of Daylighting 12 (2025) 91-110

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RESEARCH ARTICLE

Designing Adaptability Strategy to a Novel Kinetic Adaptive Façade (

The design and evaluation of adaptive facades (AFs) have become increasingly complex due to advancements in morphology, control strategies, and adaptability techniques.

Journal of Daylighting 12 (2025) 69-90

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RESEARCH ARTICLE

Feasibility Study of Five Solar Thermal Power Plants in Arequipa,

Knowing the Levelized Cost of Energy (LCOE) allows for evaluating the profitability of different energy generation technologies, identifying the options with the lowest costs, and, in turn, promoting the transition to more sustainable energy sources for governments and private companies.

Journal of Daylighting 12 (2025) 51-68

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RESEARCH ARTICLE

Optimisation of Indoor Spatial and Temporal Aspects of Deep Architectural

Visual comfort in deep rooms with side lit openings varies by positions and time; thus, interventions are required to provide comfort for all users in a room.

Journal of Daylighting (2025) 40-50

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RESEARCH ARTICLE

The Effect of Curved Light Shelves, Ceiling and Window Characteristics

Daylighting is related to the user's psychological and physiological effects in educational space. The amount of daylighting significantly influences visual comfort, work tasks, academic performance and productivity.

Journal of Daylighting 12 (2025) 21-39

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RESEARCH ARTICLE

Daylight Optimization of the South-Faced Architecture Classrooms Using Biomimicry-

Building design is a product of multiple factors, such as concept and aesthetics, building materials and technologies, environmental conditions, and daylight requirements of the inner spaces.

Journal of Daylighting 12 (2025) 1-20

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RESEARCH ARTICLE

Design Alternatives of Light Shelves using Altmann Linkage

This paper proposes a novel new light shelf design with Altmann linkage using its kinetic principles: geometry and rotational angles. As previous studies explain a light shelf’s design in two ways: static and movable, the proposed one in this study has the potential to track the path of the sun due to its diagonal movement. .

Journal of Daylighting 11 (2024) 391-407

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RESEARCH ARTICLE

Optimum Geometry of Double-skin Self-Shading Facade of Classrooms

The significant energy consumption in educational spaces worldwide and its environmental impact greatly influence the quality of space, learning levels, and student comfort.

Journal of Daylighting 11 (2024) 372-389

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RESEARCH ARTICLE

Parametric Optimization Approach to Evaluate Dynamic Shading Within Double-Skin

This research aims to support the choice of an appropriate dynamic louver shading system (DL-SS) within double-skin facade insulated glazed units (DSF-IGUs) as a high-performance integrated window system (DSF-IGUs/DL-SS) that meets both thermal and energy performance via daylight availability under a tropical climate.

Journal of Daylighting 11 (2024) 349-371

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RESEARCH ARTICLE

Artificial Neural Network to Predict Curvature Light Shelf Design Related

Energy Optimization in building design field now has been revolutionized due to AI and machine learning applications. Leveraging daylight to reduce artificial lighting consumption holds promise for significant energy savings, yet the nonlinear nature of daylight patterns poses challenges in prediction and optimization.

Journal of Daylighting 11 (2024) 334-348

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RESEARCH ARTICLE

Investigation of the Effect of Parametric Patterned Façade and

Parametric design is one of the thriving contemporary architectural treatments that not only has an influence on the design of building envelopes but is capable of affecting the users physically and psychologically.

Journal of Daylighting 11 (2024) 312-333

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RESEARCH ARTICLE

Analyzing Passive Design Retrofits using Pareto Front Optimization to Reduce

Buildings are one of the leading sources of carbon emissions in the world. Most of the carbon emissions are released during the operation phase of the building.

Journal of Daylighting 11 (2024) 290-311

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RESEARCH ARTICLE

Tracker-less Sunlight Collection Apparatus, using an Array of Optical

The paper describes an array of optical cones as a potential configuration for tracker-less daylighting, without using an electro-mechanical tracker. Subsequently, a single optical cone is analyzed, mainly in terms of sunlight collection efficiency and acceptance angle, as a function of the cone's geometrical dimensions.

Journal of Daylighting 11 (2024) 279-289

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RESEARCH ARTICLE

Analytical Study on Reducing the Heating Effects of Daylight and

Climate change is an environmental issue that is rapidly escalating due to the effects of global warming. The increase in carbon emissions, along with various human activities such as industrial processes, land use changes, and the reckless consumption of natural resources, are among the primary causes of global warming.

Journal of Daylighting 11 (2024) 268-278

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RESEARCH ARTICLE

Optimising Daylighting Performance Through Side light with Passive Devise Design

Passive lighting design plays an important role in providing natural lighting to save electricity consumption in buildings. This study aims to investigate the performance of natural lighting and the potential of alternative designs through sidelights with 3 shading device models and light shelves with different sizes in north, west, east, and south orientations.

Journal of Daylighting 11 (2024) 247-267

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RESEARCH ARTICLE

Unfolding 3D Space into Binary Images for Daylight Simulation via

Daylighting plays a crucial role in building science, impacting both occupants’ well-being and energy consumption in buildings. Balancing the size of openings with energy efficiency has long been a challenge. .

Journal of Daylighting 10 (2023) 204-2013

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RESEARCH ARTICLE

Integrative Lighting Design: How to Optimize Visual and Non-visual

The objective of this paper is to outline fundamental principles for the electric lighting design of workplace environments such as offices. The study considers both the suggested guidelines and values for non-visual light design and the specifications for visual tasks dictated by the EN 12464-1:2021.

Journal of Daylighting 10 (2023) 192-203

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RESEARCH ARTICLE

The Effect of Parametric Patterned Façade Variations on Daylight

Parametric design influences on building envelope design are exponentially increasing in the current era due to the dominance of computational design on architectural outcomes.

Journal of Daylighting 10 (2023) 173-191

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RESEARCH ARTICLE

Analysing the Daylighting Performance of the Main Prayer-hall in

This paper studies the daylighting quality of the indoor prayer-hall in The Great Upper Mosque of Hama city in Syria, highlighting this distinctive historical converted building that has been functioning as a mosque since the entry of Islam in the 6th century AD.

Journal of Daylighting 10 (2023) 153-172

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RESEARCH ARTICLE

Sunlight-Daylight Signature: a Novel Concept to Assess Sunlight and

Daylighting and solar availability at urban scale has come to play a crucial role in the perception of discomfort conditions for people, both in outdoor and indoor spaces, and on the energy consumption of buildings.

Journal of Daylighting 10 (2023) 136-152

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RESEARCH ARTICLE

Ray Tracing Algorithm to Simulate Laser-Cut Panel Light-Redirecting

Daylighting simulation software is an important tool to improve the quality of building design and to improve the quality of the built environment. For its application to correspond to reality, its algorithm needs to reflect real behaviour in the best possible way.

Journal of Daylighting 10 (2023) 87-98

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RESEARCH ARTICLE

The Effects of Orientation and Width of Space Between Buildings

Excessive heat in the high-rise urban fabric has contributed to pedestrian and occupants' discomfort. Establishing wind circulation in space with an environmentally compatible and optimal configuration is necessary to improve comfort in this region.

Journal of Daylighting 10 (2023) 99-116

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RESEARCH ARTICLE

Evaluation of the Visual Comfort and Daylight Performance of the

The daylight in classrooms is a crucial aspect that affects the quality of the learning environment and the overall performance of the students. Visual arts, such as painting, sculpture, carving, textile design and photography, require specific lighting conditions, which are different from the regular classroom standards.

Journal of Daylighting 10 (2023) 117-135

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RESEARCH ARTICLE

Design Optimization of the Skylight for Daylighting and Energy Performance

In terms of sustainable design, lateral windows and skylights are important. Daylighting has become a vital component in office buildings because it increases occupants' productivity, well-being, and energy savings via windows and skylights.

Journal of Daylighting 10 (2023) 72-86

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RESEARCH ARTICLE

The Architectural Design of Building Façade Models Related to

Lighting control integrated with daylighting is recognized as an important and useful strategy in energy efficient building design. One of the right factors to reduce energy consumption for artificial lighting during the day is the maximum utilization of sunlight.

Journal of Daylighting 10 (2023) 60-71

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RESEARCH ARTICLE

Evaluation of Occupants’ Visual Perception in Day Lit Scenes: A

Daylight improves indoor environmental quality, the physical and mental health of occupants, and their efficiency. Research in the area of human-centric lighting that considers the visual and non-visual effects of light on human vision, have focused on examining human visual perception in response to a wide variety of lighting aspects.

Journal of Daylighting 10 (2023) 45-59

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RESEARCH ARTICLE

Impact of Window Design on Dynamic Daylight Performance in an

Window design affects the building's appearance. Besides, it has a significant impact on daylight performance and the visual comfort of interior spaces.

Journal of Daylighting 10 (2023) 31-44

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RESEARCH ARTICLE

Visual Comfort Assessment of Hospital Patient Rooms with Climate Responsive

As advanced technologies become prevalent, they are being used more widely in numerous fields. The building sector is not an exception. One of these cutting-edge technologies is responsive facades, which are used in buildings and have an undeniable effect on daylighting.

Journal of Daylighting 10 (2023) 17-30

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RESEARCH ARTICLE

Biomimicry as an Approach to Improve Daylighting Performance in Office

Biomimicry inspired architects to solve complex design problems and develop adaptive solutions for enhancing the environmental quality. Fields of inspiration include energy efficiency, natural ventilation, daylighting, and structural stability.

Journal of Daylighting 10 (2023) 1-16

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Join our Editorial Board

Applications should be sent electronically at jd@solarlits.com.

Editorial Board

Dr Fabio Peron
IUAV University of Venice, Italy

Dr Ferdinando Salata
University of Rome, Italy

Prof Francesco Asdrubali
University of Perugia, Italy

Prof. Önder Güler
Istanbul Technical University, Türkiye

Dr Valerio Roberto Maria Lo Verso
Politecnico di Torino (Polytechnic University of Turin), Italy

Prof Laura Bellia
University of Naples Federico II, Italy

Prof. Antonio Manuel Peña García
University of Granada, Spain

Dr Boon Han Lim
Universiti Tunku Abdul Rahman, Malaysia

Prof. Nabil Elminshawy
Port Said University, Egypt

Dr. Kacem Gairaa
center for renewable energy development, Algeria

Dr Guiqiang Li
University of Science and Technology of China, China

Prof. Yuehong Su
University of Nottingham, UK

Prof. Lambros T. Doulos
Hellenic Open University, Greece

Dr Canan Kandilli
Usak University, Turkey

Dr Paula M. Esquivias
University of Granada, Spain

Dr. Feride Şener Yılmaz
Istanbul Technical University, Turkey

Wei Wang
Southeast University, 中国

Prof Jitka Mohelnikova
Brno University of Technology, Czech Republic

Dr Vincenzo Costanzo
University of Catania, Italy

Alp Tural
Virginia Tech, USA

Prof. BANU MANAV
Kadir Has University, Turkey

Dr Osama Mohamed Omar
Beirut Arab University, Lebanon

Dr. Francesco Nocera
Department of Civil Engineering and Architecture, University of Catania (ITALY), Italy

Dr Ahmed A. Y. Freewan
Jordan University of Science and Technology, Jordan

Dr Seyed Morteza Hosseini
Aalborg University, Denmark

Dr Petar Pejic
University of Niš, Serbia

Omid Nematollahi
Isfahan University of Technology, South Korea

Dr Doris Abigail Chi Pool
Universidad de las Américas Puebla, Mexico

Dr Marina Bonomolo
University of Palermo, Italia

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RESEARCH ARTICLE

The Impact of Courtyard and Street Canyon Surroundings on Global

Exposing oneself to outdoor daylight in the morning can be healthy and harmful at the same time, due to the risk of ultraviolet exposure. The presence of surrounding buildings in the urban context may also influence the risk.

Journal of Daylighting 7 (2020) 167-185

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RESEARCH ARTICLE

Quantitative Investigation Through Climate-based Daylight Metrics of Visual Comfort

There are several alternatives to passive strategies in the early stages of the design process including orientation, window to wall ratio, shading device, material and colour that affect occupants’ visual comfort. .

Journal of Daylighting 5 (2018) 21-33

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RESEARCH ARTICLE

An Improvement to Calculation of Lighting Energy Requirement in the

Daylighting has a recognized potential for electric energy savings when is used as a complement for artificial lighting. This study reviews the comprehensive calculation method for lighting energy requirement in non-residential buildings introduced by the European Standard EN 15193: 2007 and investigates its feasibility in China.

Journal of Daylighting 1 (2014) 16-28

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RESEARCH ARTICLE

Impact of Different Shading Devices on Daylight Performance and Visual

Daylighting has become an essential feature in libraries since it can boost productivity, well-being, and energy savings. It is crucial to prevent discomfort glare irritation while maintaining the quality of view, and daylight demands.

Journal of Daylighting 9 (2022) 97-116

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RESEARCH ARTICLE

Application of Different Circadian Lighting Metrics in a Health Residence

During the last three decades, various scientific researchers analysed the connection between natural elements and human life, both as far as well-being and productivity.

Journal of Daylighting 7 (2020) 13-24

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RESEARCH ARTICLE

The Effect of Sky View Factor on Air temperature in

Urban geometry is defined by the height, length, width, and distance of buildings, which affect the urban environment and its microclimate, especially a high-rise and high-density urban environment, such as Tehran.

Journal of Daylighting 6 (2019) 42-51

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RESEARCH ARTICLE

Simulation of Daylighting Conditions in a Virtual Underground City

From the Piranesi fantastic architectures to the animation movies and video games of the last thirty years, a new design approach has been introduced and developed: the design of the virtual space.

Journal of Daylighting 2 (2015) 1-11

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RESEARCH ARTICLE

Daylight utilization with light pipe in farm animal production: a

Light pipes, which are complex optical systems, offer a passive way to bring daylight to deep buildings, such as agricultural buildings. However, the lack of reliable performance predictability methods for light pipes represents a major obstacle preventing their widespread use.

Journal of Daylighting 3 (2016) 1-11

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RESEARCH ARTICLE

Development of Two-Step Biomimetic Design and Evaluation Framework for

Climate change, increase in CO2 production and energy consumption are major global issues and the building, environmental and construction sector is contributing to the increasing concern day by day.

Journal of Daylighting 9 (2022) 13-27

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RESEARCH ARTICLE

A Field-validated Multi-objective Optimization of the Shape and

This study aims to determine the optimum size of windows based on the window-to-floor ratio (WFR) for the main cardinal directions in Hot-summer Mediterranean (Csa) and Dry Summer Continental (Dsa) climates (Köppen–Geiger classification system) by carrying out a multi-objective optimization that relies on three dynamic metrics of Useful Daylight Illuminance (UDI-a (autonomous)), Daylight Autonomy (DA), and Annual Sunlight Exposure (ASE1000,250) in Radiance version 5.1..

Journal of Daylighting 7 (2020) 222-237

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RESEARCH ARTICLE

The Significance of Aperture Proportion for the Lighting Behaviour and

Traditional solar screens in Iran (called Moshabak) are architectural devices used mainly in hot-arid regions, with two interrelated functions: controlling the penetration of sunlight and gaze from outside.

Journal of Daylighting 9 (2022) 242-256

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RESEARCH ARTICLE

Lighting Energy Saving with Light Pipe in Farm Animal Production

The Swedish animal production sector has potential for saving electric lighting of €4-9 million per year using efficient daylight utilisation. To demonstrate this, two light pipe systems, Velux® (house 1) and Solatube® (house 2), are installed in two identical pig houses to determine if the required light intensity, daylight autonomy (DA), and reduced electricity use for illumination can be achieved. In.

Journal of Daylighting 2 (2015) 21-31

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RESEARCH ARTICLE

Exploring the Impact of Natural Light Exposure on Sleep of

Studies among people with dementia demonstrated that the sleep quality and rhythm improves significantly when people are exposed to ambient bright light.

Journal of Daylighting 5 (2018) 14-20

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RESEARCH ARTICLE

Solar shading in low energy office buildings - design strategy and

Moving towards passive house-level envelopes, zero-energy buildings, or zero-emission buildings, where the carbon footprints of the buildings are minimal, the performance of the transparent parts of the envelope is vital for ensuring a low energy demand and a desirable indoor environment.

Journal of Daylighting 4 (2017) 1-14

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RESEARCH ARTICLE

Measurement, Simulation, and Quantification of Lighting-Space Flicker Risk Levels

Building owners are transitioning towards a smart lighting solution for illumination purposes. LED (Light Emitting Diode) lighting application has become a norm given its high efficacy and energy efficiencies.

Journal of Daylighting 8 (2021) 239-254

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REVIEW ARTICLE

Alerting Effect of Light: A Review of Daytime Studies

Light affects humans beyond only image formation. Several studies have reported that light can increase daytime alertness and can therefore be positively utilized to counter daytime fatigue and increase productivity in workspaces.

Journal of Daylighting 9 (2022) 150-163

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RESEARCH ARTICLE

Optical Characteristics of Traditional Portuguese Azulejos: Mixing Colors to Obtain “

The need to reduce energy consumptions in buildings brings modern research to focus on the use of natural sources. In this context, the interest towards traditional architecture has been fueled, since one of the characteristics identifying it is the intuitive and intrinsic link between the building and the surrounding environment.

Journal of Daylighting 7 (2020) 273-281

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RESEARCH ARTICLE

Development of Fresnel-based Concentrated Photovoltaic (CPV) System with Uniform

Different designs have been presented to achieve high concentration and uniformity for the concentrated photovoltaic (CPV) system. Most of the designs have issues of low efficiency in terms of irradiance uniformity.

Journal of Daylighting 1 (2014) 2-7

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RESEARCH ARTICLE

Optical Characteristic Investigation on an Underwater Adjustable Focus Solar Concentrator

This paper presents an underwater adjustable focus solar concentrator, which is composed of a piece of transparent elastic membrane and a hollow cylindrical-like structure.

Journal of Daylighting 6 (2019) 169-175

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RESEARCH ARTICLE

Phasor Method to Estimate Illuminances Due to Parallel Arrays of

Direct horizontal illuminance along a calculation row due to two parallel arrays of large numbers of identical light sources behaves like a periodic signal with a sinusoidal pattern, which contains useful information for design purpose.

Journal of Daylighting 7 (2020) 246-257

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RESEARCH ARTICLE

Power Factor Correction of Compact Fluorescent and Tubular LED Lamps

Compact Fluorescent Lamps (CFLs) and Light-emitting Diode (LED) lamps have received wide acceptance in lighting applications during the last few years.

Journal of Daylighting 7 (2020) 73-83

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RESEARCH ARTICLE

Optimal Window to Wall Ratio Ranges of Photovoltachromic Windows in

Windows are one of the weakest building components concerning high thermal losses. Traditional windows cannot adapt to external and internal environmental conditions.

Journal of Daylighting 8 (2021) 134-148

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RESEARCH ARTICLE

Daylight Performance of the Modified Double Light Pipe (MDLP) Through

This paper focuses on the Modified Double Light Pipe (MDLP), an innovative daylighting system set up by the authors in the Laboratory of Technical Physics of the University “G. .

Journal of Daylighting 9 (2022) 164-176

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RESEARCH ARTICLE

An Approach to Determine Specific Targets of Daylighting Metrics and

This study comes from an integrated approach combining daylighting and thermal aspects of building spaces. Several room configurations derived from the combination of four main design variables are tested.

Journal of Daylighting 8 (2021) 1-19

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RESEARCH ARTICLE

A New Trend for Indoor Lighting Design Based on A

Most power system planners are interested in the savings of electrical power consumption. Various references demonstrate that the highest consumed power is by the lighting systems standing around 19% of worldwide energy consumption.

Journal of Daylighting 7 (2020) 137-153

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